Campbell Biology (10th Edition)

Chapter 11 - 11.1 - Concept Check: 1

Answer

Signalling in yeast cells seeking to mate requires that cells of different mating types produce different signals. Only when a signal for the opposite mating type is perceived by the appropriate receptor can mating occur. Each cell will only have receptors for the opposite mating type's signal.

Work Step by Step

This question wants you to see one kind of role for cell signalling-- cell-cell recognition using membrane receptors.